VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .

VizieR

Simple TargetList Of TargetsFast Xmatch with large catalogs or Simbad
Target Name (resolved by Sesame) or Position:
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NB: The epoch used for the query is the original epoch of the table(s)Radius Box size

  
J/ApJ/950/97
  A sample of Type 1 quasars with CIV & Hbeta data (Ha+, 2023)
ReadMe+ftp
2023ApJ...950...97H
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJ/950/97/table1Basic properties of the weak emission-line quasar (WLQ) sample (18 rows)

Simple ConstraintList Of Constraints
 
Query by Constraints constraints help applied on Columns (Output Order: + - )
ShowSortColumn  Constraint Explain   (UCD)
  recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
  Name (char) Name of source (meta.id;meta.main)
  zsys   [0.019/3.55] Systemic redshift (src.redshift)
  logL5100 [10-7W] [43.54/47.14] Log monochromatic luminosity at rest-frame 5100Å; log{nu}L{nu}(5100Å) (phys.luminosity;em.opt)
  FWHM(Hb) km/s [830/12197] Hbeta emission line FWHM (spect.line.width)
  RFeII   [0/3.31] Equivalent width of FeII divided by equivalent width of Hbeta (arith.diff)
  f_RFeII (char) [c] Flag on RFeII (Note 1)   (meta.code)
  logMBH [Msun] [6.86/10.6] Log black hole mass using traditional estimation (phys.mass)
  logMBHc [Msun] [6.5/10.32] Log black hole mass using RFeII correction (phys.mass)
  LEdd   [0.01/2.8] Eddington luminosity ratio using traditional estimation (phys.luminosity;arith.ratio)
  LEddc   [0.01/15.1] Eddington luminosity ratio using RFeII correction (phys.luminosity;arith.ratio)

ALL cols		    
 (i)indexed column
  EWCIV 0.1nm [0.4/290] Rest-frame CIV emission line equivalent width (spect.line.eqWidth)
  e_EWCIV 0.1nm (n) [0/10.1] Lower uncertainty in EWCIV (Note 2)   (stat.error;stat.min;spect.line.eqWidth)
  E_EWCIV 0.1nm (n) [0/15] Upper uncertainty in EWCIV (Note 2)   (stat.error;stat.max;spect.line.eqWidth)
  CIVb km/s [-1388/9062] Blueshift of the CIV emission-line peak (spect.dopplerVeloc)
  e_CIVb km/s [0/1977] Lower uncertainty in CIVb (Note 2)   (stat.error;stat.min;spect.dopplerVeloc)
  E_CIVb km/s [0/4178] Upper uncertainty in CIVb (Note 2)   (stat.error;stat.max;spect.dopplerVeloc)
  f_CIVb (char) [b] Flag on CIVb (Note 1)   (meta.code)
  Ref1   [1/9] Source of rest-frame optical data (Note 3)   (meta.bib)
  Ref2 (char) Source(s) of rest-frame UV (CIV) data (Note 3)   (meta.bib)
  GDQS  (n)Display data from GNIRS-DQS Paper I (Matthews+ 2023, J/ApJ/950/95) and II (Dix+ 2023, J/ApJ/950/96) (meta.ref.url)
  Simbad  ask the Simbad data-base about this object (meta.ref.url)
  NED  ask the NED data-base about this object (meta.ref.url)
  _RA deg (i) Right Ascension (J2000) from SIMBAD (not part of the original data) (pos.eq.ra;meta.main)
  _DE deg (i) Declination (J2000) from SIMBAD (not part of the original data) (pos.eq.dec;meta.main)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
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